JP2010516424A - Reversible fasteners for resealable bag-type containers - Google Patents

Abstract

A reversible fastener is provided for a resealable bag-type container having first and second opposing partition panels, each of the first and second opposing partition panels having an inner surface and an outer surface. The fastener includes first and second opening / closing mechanisms. The first opening / closing mechanism includes first and second complementary mating members disposed on the inner surface of each of the first and second opposing partition panels near the upper periphery of the first and second opposing partition panels. . The second opening / closing mechanism includes first and second complementary mating members disposed on the outer surfaces of the first and second opposing partition panels in the vicinity of the upper peripheral edges of the first and second opposing partition panels. .

Description

  The present invention generally relates to bag-type containers, and more specifically to an opening and closing mechanism for a resealable bag-type container.

  Resealable bag-type containers (eg, Ziploc® bags, registered trademarks of SC Johnson & Son, Inc.) are laminated plastic films to protect the contents stored therein Often formed of materials, desired barrier stacks of various layers, and other properties. Usually, a bag-type container is provided with a mouth or opening along the upper edge of the container. The mouth or opening is often defined by opposing septum panels of the container that are coupled together along the upper edge in the closed position and configured to be uncoupled in the open state.

  In order to provide such a reseal function, the facing septum panel of a given bag-type container is usually provided with a fastener that includes a complementary mating member. Container fasteners are generally designed so that a user can open the container by simply grasping both container panels along the upper edge with the thumb and forefinger of both hands and pulling them apart. This results in separation of the fastener mating member, thereby allowing access to the contents of the container through the open mouth. Then, the bag-type container is resealed simply by tightening the complementary pair of mating members together. As another bag-type container, there is one that employs a configuration in which a zipper is pulled to seal the container.

  Often, the user of a resealable bag container may reuse the container, such as by turning the container over. However, once the container is turned over, the complementary mating members that form the fasteners face each other outside the container and cannot be resealed.

  Accordingly, there is a need for a resealable bag-type container fastener that does not suffer from one or more of the above problems caused by conventional fasteners for bag-type containers.

  The present invention, in its illustrative embodiment, meets the above needs by providing a receivable fastener for a resealable bag-type container that overcomes the inherent limitations associated with conventional fasteners. The exemplary reversible fastener is configured to allow the bag-type container to be resealed both during normal use and when turned over. Suitably, according to another exemplary aspect of the invention, the resealable bag-type container comprises a plurality along the peripheral edges (eg, upper edge and one or more side edges) of at least two sides of the container. Reversible fasteners, thereby facilitating insertion of large and bulky articles into containers.

  According to one aspect of the invention, the reversible fastener is provided with a resealable bag-type container having first and second opposing partition panels, each of the first and second opposing partition panels having an inner surface and an outer surface. Has a surface. The fastener includes first and second opening / closing mechanisms. The first opening / closing mechanism includes first and second complementary systems disposed on the inner surfaces of the first and second opposing partition panels in the vicinity of the upper edges of the first and second opposing partition panels. Includes joint members. The second opening / closing mechanism includes first and second complementary systems disposed on the outer surface of each of the first and second opposing partition panels in the vicinity of the upper edges of the first and second opposing partition panels. Includes joint members. A method is also provided for forming a reversible fastener for use in a resealable bag-type container.

  According to another aspect of the invention, the resealable bag-type container includes first and second opposing partition panels, each of the first and second opposing partition panels having an interior surface and an exterior surface. At least a portion of the first and second opposing partition panels are joined together along their peripheral edges. The container further includes at least one reversible fastener including at least first and second opening and closing mechanisms disposed along a remaining portion of the peripheral edge of the first and second opposing partition panels. Each of the first and second opening / closing mechanisms includes first and second complementary mating members. The first opening / closing mechanism is disposed on the inner surface of each of the first and second opposing partition panels, and the second opening / closing mechanism is disposed on the outer surface of each of the first and second opposing partition panels. A method for forming a resealable bag-type container is also provided.

  These and other features, advantages and problems of the present invention will become apparent from the following detailed description of exemplary embodiments thereof, which should be read in conjunction with the accompanying drawings.

FIG. 1 is a top view of an exemplary resealable bag container including a reversible fastener formed in accordance with an embodiment of the present invention. FIG. 2 is a cross-sectional view of the exemplary bag-type container shown in FIG. 1 at line 2-2 'according to an embodiment of the invention. FIG. 3 is a cross-sectional view of an exemplary reversible fastener used in a resealable bag-type container formed in accordance with an embodiment of the present invention. FIG. 4A is a cross-sectional bird's-eye view illustrating an exemplary overlapping configuration of a plurality of bag-type containers including a reversible fastener according to another aspect of the present invention. FIG. 4B is a cross-sectional bird's-eye view showing an alternative configuration example for overlapping a plurality of bag-type containers including a reversible fastener according to one aspect of the invention. FIG. 5 is a side view of an exemplary bag-type container formed in accordance with an embodiment of the present invention. FIG. 6 is a side view of an exemplary bag-type container formed in accordance with another embodiment of the present invention. FIG. 7 is a side view illustrating an exemplary bag-type container formed in accordance with an embodiment of the present invention.

  The present invention is described herein in an exemplary embodiment of a reversible and resealable bag. However, it should be understood that the invention is not limited to the particular bag configuration shown. Rather, the present invention provides a technique for suitably overcoming the limitations inherent in conventional resealable bags. Specifically, a technique for forming a reversible opening / closing mechanism for a bag-type container is provided. A reversible opening and closing mechanism formed in accordance with an exemplary embodiment of the invention can be used in a variety of containers including a mouth defined by opposing panel members. For example, the reversible opening / closing mechanism of the present invention can be easily incorporated into the structure of a conventional Ziploc (registered trademark) plastic bag or the like.

  1 and 2 are views of an exemplary bag-type container 100 that includes a reversible fastener formed in accordance with an embodiment of the present invention. FIG. 1 is a bird's-eye view of the bag-type container 100, and FIG. 2 is a cross-sectional view of at least a part of the bag-type container cut along line 2-2 ′ shown in FIG. The pouch-type container 100 includes opposing septum panels 102 and 104 that preferably face each other and extend between side edges 106 and 108, bottom edge 110 and top edge 112. Although shown as a generally rectangular shape in the figure, the invention is not limited to any particular size and / or shape bag-type container 100.

  Septum panels 102 and 104 are preferably joined together or integral together along at least a portion of one or more of bottom edge 110 and side edges 106 and 108. For example, the partition panels 102 and 104 may be joined along the side edges 106 and 108 by heat sealing or an alternative joining process, or the partition panels may be joined together along the bottom edge 110 by folding at the centerline. It may be. Alternatively, the partition panels 102 and 104 may be united along at least one side edge 106 or 108, or may be joined by heat sealing or alternative joining processes along the bottom edge 110, for example. Well, in the conventional manner in which the upper edge 112 of the bag-type container 100 provides an opening or mouth 113 to access the interior space of the container, it is preferably configured to store one or more articles when joined. Define internal space.

  Access opening 113 of bag-type container 100 is configured to be closed or opened by a reversible fastener comprising at least first and second separable and resealable opening and closing mechanisms 114 and 120. The reversible fastener preferably moves substantially along the entire length of the upper edge 112 of the container, although the first opening and closing mechanism 114 of the fastener may be provided along at least a portion of the upper edge 112 of the container. . The first opening and closing mechanism 114 preferably includes first and second complementary mating members 116 and 118 that are coupled or mated to each other. The first complementary mating member 116 is disposed near the upper edge 112 on the inner surface of the partition panel 104. Similarly, the second complementary mating member 118 is disposed near the upper edge 112 on the inner surface of the partition panel 102. The first and second complementary mating members 116, 118 can be formed entirely on their respective partition panels 104, 102, for example, by extrusion or the like. Alternatively, the first and second complementary mating members 116, 118 may be secured to their respective partition panels 104, 102, for example, by welding, bonding, or some other attachment means. However, it should be understood that the invention is not limited to the method of forming the first and second complementary mating members 116, 118 on the partition panels 104, 102.

  The first and second complementary mating members 116 and 118 are preferably closed pressure applied from the outside of the partition panels 102 and 104 toward the first opening / closing mechanism 114 to seal the bag-type container 100. Is particularly suitable for promoting alignment with each other and for mating each other. The bag-type container 100 can be opened from the upper edge 112 relatively easily by the separation operation of the first and second complementary mating members 116 and 118 of the first opening / closing mechanism 114.

  Like the first opening / closing mechanism 114, the second opening / closing mechanism 120 of the reversible fastener preferably includes first and second complementary mating members 122 and 124. The first complementary type mating member 122 is disposed on the outer surface of the partition panel 104. Similarly, the second complementary mating member 124 is disposed on the outer surface of the partition panel 102. The first and second complementary mating members 122, 124 can be formed entirely on their respective partition panels 104, 102, for example, by extrusion or the like. Alternatively, the first and second complementary mating members 122, 124 may be secured to their respective partition panels 104, 102, for example, by welding, bonding, or some other attachment means. However, it should be understood that the invention is not limited to the method of forming the first and second complementary mating members 122, 124 on the partition panels 104, 102. Further, the first and second opening / closing mechanisms 114 and 120 need not be attached to the bag-type container 100 at an equal distance from the upper edges 112 of the partition panels 102 and 104, respectively. Rather, as long as the first and second complementary mating members of each of the opening / closing mechanisms are arranged substantially corresponding to the other, the first opening / closing mechanism 114 is more bag-like than the second opening / closing mechanism 120. The opening and closing mechanisms 114 and 120 may be arranged on the partition panels 102 and 104 so as to be close to the upper edge 112 of the 100 or vice versa.

  When the bag-type container 100 is turned over so that the inner surfaces of the partition panels 102 and 104 are on the outside facing each other and the outer surface of the partition panel is on the inside so as to face each other, the upper edge 112 of the container The provided access opening or mouth 113 is configured to be sealed by the second opening / closing mechanism 120. In this regard, the first and second complementary mating members 122 and 124 promote alignment with each other by the closing pressure applied to the second opening / closing mechanism 120 from the outside of the partition panels 102 and 104 in particular. It is particularly suitable for the meshing of The bag-type container 100 can be opened from the upper edge 112 relatively easily by the separation operation of the first and second complementary mating members 122 and 124 of the first opening / closing mechanism 120.

  The bag-type container 100 is preferably made from a suitable plastic film or sheet material as is well known in the art, although the invention is not limited to the type of material employed. For example, the septum panels 102 and 104 of the bag-type container 100 are made of a material that is adapted to eliminate electrostatic charges that would otherwise occur in the container (eg, during electrostatic discharge (ESD)). It may be. In this embodiment, the bag-type container 100 can be adapted to accommodate articles and materials that are susceptible to static electricity, such as electronic circuit boards and integrated circuits. Suitable materials for eliminating electrostatic charging include, but are not limited to, conductive films, plastics and laminates, electrically conductive particles and / or fibers (eg, metal particles) well known to those skilled in the art. ) Is included. For example, Havens, US Pat. No. 5,180,615, incorporated herein by reference, describes various materials that can be used to form an antistatic bag-type container. The ESD protective material of the bag-type container 100 provides protection to the electrically sensitive contents even when the container is turned over.

  FIG. 3 is a cross-sectional view illustrating an exemplary reversible fastener 300 formed in accordance with another embodiment of the present invention. Fastener 300 is provided along at least a portion of the top edge 318 of the resealable bag-type container including first and second partition panels 302 and 304 as shown. The fastener 300 includes at least first and second opening / closing mechanisms. The first opening and closing mechanism preferably includes first and second complementary mating members 310 and 312 that are coupled or mated to each other. The first complementary mating member 310 is disposed near the upper edge 318 on the inner surface 316 of the first partition panel 302. Similarly, the second complementary mating member is disposed near the upper edge 318 on the inner surface 316 of the second partition panel 304. The first and second complementary mating members 310, 312 may be formed entirely on their respective partition panels 302, 304, for example, by extrusion. Alternatively, the first and second complementary mating members 310, 312 can be secured to their respective partition panels 302, 304 using any well-known attachment method (eg, thermal welding, bonding, etc.).

  Similarly, the second opening and closing mechanism preferably includes first and second complementary mating members 306 and 308 that are coupled or mated to each other. The first complementary mating member 306 is disposed near the upper edge 318 on the outer surface 314 of the first partition panel 302. Similarly, the second complementary mating member is disposed near the upper edge 318 on the outer surface 314 of the second partition panel 308. Similar to the first opening / closing mechanism, the first and second complementary mating members 306 and 308 are formed entirely on their respective partition panels 302 and 304 by, for example, extrusion molding or the like, or Any known attachment method (eg, thermal welding, bonding, etc.) may be used to secure to their respective partition panels.

  Fastener 300 is shown in the figure as a closed (eg, sealed or mated) configuration. Each pair of first and second complementary mating members 306, 308 and 310, 312 corresponding to the first and second opening / closing mechanisms respectively are opposed partition panels 302, 304 to seal the bag-type container. The upper rim structure is illustrated by an extended rim structure 320 configured to be coupled together. It should be understood that the invention is not limited to the number, size and / or shape of extending structures 320 that form complementary mating members. Further, the first and second opening / closing mechanisms do not need to be aligned with each other, and may be arranged on the partition panels 302 and 304 in a stepped manner as described above.

  One advantageous effect of the reversible fastener configuration of the reversible fastener configuration of the exemplary embodiment of the present invention on the outer surface of each partition panel of the bag-type container is that a plurality of bag-type containers are convenient. It is to be superimposed on each other in an organized manner. For example, FIG. 4A illustrates that the first complementary mating member 402 of one bag-type container 400 is engaged with the second mating member 404 of the second bag-shaped container 401 (eg, coupled or mated). It is a cross-sectional bird's-eye view showing a plurality of bag-type containers superimposed as described above. A bag-type container having a complementary type compound member disposed on the inner surface of each partition panel can be superimposed on another container even when turned over.

  The first complementary type mating member of the first bag-type container is released to mesh with the second complementary type mating member of the second bag-type container, and the first complementary type of the second bag-type container. The mating member is released to mesh with the second complementary mating member of the third bag-type container, and so on until the desired number of bag-type containers are overlaid.

  FIG. 4B is a cross-sectional side view showing an alternative configuration for stacking a plurality of bag-type containers according to one aspect of the invention, as contrasted with the configuration shown in FIG. 4A. In this configuration, not all containers are stacked in the same direction, but adjacent bags are stacked in the opposite direction. For example, the first bag-type container 400 meshes with the second bag-type container 406 so that the container 400 extends in a direction (for example, upward) opposite to the direction (for example, downward) of the container 406. Similarly, the second bag-type container 406 meshes with the third bag-type container 408 so that the container 408 extends in a direction opposite to the direction of the container 406 (for example, upward). The third bag-type container 408 meshes with the fourth bag-type container 401 so that the container 401 extends in a direction (for example, upward) opposite to the direction (for example, downward) of the container 408. As described above, the two bags can be obtained, for example, by engaging a first type of complementary mating member (eg, 402) with a second type of complementary mating member (eg, 404) of another container. Although the mold containers are mated together, other attachment means are contemplated as well.

  When the reversible bag is manufactured such that the opening / closing mechanism disposed on the inner surface of the partition panel is different from the opening / closing mechanism disposed on the outer surface of the partition panel, the preferred overlapping configuration is a container in a staggered manner. It consists of the process which turns an alternate bag-type container upside down so that it may overlap.

  FIG. 5 is a side view of an exemplary bag-type container 500 formed in accordance with another embodiment of the invention. The bag-type container 500 preferably includes at least one additional pair of opening and closing mechanisms disposed along the periphery of at least a portion of the second edge of the container. Accordingly, the access opening or mouth of bag-type container 500 is provided along adjacent edges (eg, side edge 512 and upper edge 516) of the container. The bulkhead panels of the bag-type container 500 (only one bulkhead panel 518 is shown for clarity) are joined together or integral with at least a portion of the bottom edge 514 and the side edges 510. . Advantageously, the larger opening facilitates the insertion of bulky and unwieldy items into the bag-type container 500.

  Specifically, the bag-type container 500 is a reversible fastener including at least a first opening / closing mechanism 502 disposed along at least a part of the upper edge 516 of the container on the outer surface of each pair of partition panels forming the container. Including. The reversible fastener further includes a second opening / closing mechanism 504 disposed on the outer surface of each partition panel along at least a portion of the first side edge 512 of the bag-type container 500, and an upper edge 516 on the inner surface of each partition panel. A third opening / closing mechanism 506 disposed along at least a portion of the container, and a fourth opening / closing mechanism 508 disposed along at least a portion of the first side edge 512 of the container on the inner surface of each partition panel. .

  Each of the opening and closing mechanisms 502, 504, 506, 508 is preferably at least first and second configured to facilitate alignment and seal the opening and closing mesh with each other to seal the bag-type container 500. A complementary type | system | group coupling member is provided in the aspect similar to having mentioned above in the bag-type container 100 shown, for example in FIG. When used in the normal manner, the bag-type container 500 meshes with third and fourth opening / closing mechanisms 506 and 508, respectively, disposed on the inner surface of the partition panel along the upper edge 516 and the side edge 512. Can be sealed. The first and second opening and closing mechanisms 502 and 504 are used to stack a plurality of bag-type containers on each other in a manner similar to that described above with respect to FIGS. 4A and 4B. When the bag-type container 500 is turned upside down, the first and second opening and closing mechanisms 502 and 504 are used to control access to the interior of the container, and the third and fourth opening and closing mechanisms 506 and 508 are a plurality of Can be used to overlap containers with each other.

  It should be understood that other configurations of reversible fasteners are contemplated by the present invention. For example, according to another embodiment of the invention, the opening and closing mechanisms 504 and 508 can be formed along at least a portion of the side edge 510 rather than the side edge 512. Alternatively, an opening / closing mechanism may be disposed along both side edges 510 and 512 to provide a larger opening for accessing the interior of the bag-type container 500.

  FIG. 6 is a side view of an exemplary bag-type container 600 formed in accordance with another embodiment of the invention. As is apparent from the figure, the bag-type container 600 is triangular in this embodiment, but the invention is not limited to any particular shape and / or size. The bag-type container 600 preferably has two bulkhead panels joined together or integral along at least a portion of the first edge 610 and the second edge 612 (one bulkhead panel 606 for clarity). Only is shown). For example, the first and second edges 610 and 612 are joined, for example, by heat sealing (or an alternative joining process) or the like, or they are united, for example, by strategically folding continuous sheet material. It may be.

  The upper edge 608 of the bag-type container 600 is provided with a reversible fastener including at least first and second opening / closing mechanisms 602 and 604. The first opening / closing mechanism 602 is disposed on the outer surface of each partition panel near the upper edge 608, and the second opening / closing mechanism 604 is disposed on the inner surface of each partition panel near the upper edge. The upper edge 608 is an access opening configured to be closed by one of the first and second opening and closing mechanisms 602, 604 (depending on whether the container 600 is used in a normal manner or turned over) or Give the mouth.

  FIG. 7 is a side view illustrating an exemplary bag-type container 700 formed in accordance with an embodiment of the present invention. As is apparent from the drawings, the bag-type container 700 is shown in FIG. 6 except that the reversible fastener comprises an additional pair of opening and closing mechanisms 702, 704 disposed along at least a portion of the first edge 610. Basically the same as the container 600. Specifically, in addition to the first and second opening and closing mechanisms 602 and 604 disposed along the upper edge 608, the bag-type container 700 further includes a partition panel along at least a portion of the first edge 610, respectively. And a fourth opening / closing mechanism 704 disposed on the inner surface of each partition panel along at least a portion of the first edge.

  Each of the opening and closing mechanisms 602, 604, 702 and 704 preferably facilitates alignment with each other to seal the bag-type container 700, for example, in a manner similar to that described above for the bag-type container 100 shown in FIG. It comprises at least first and second complementary mating members configured to mesh with each other. When used in the normal manner, the bag-type container 700 is preferably sealed by engaging the second and fourth opening and closing mechanisms 604 and 704 disposed along the upper edge 608 and the first edge 610. . Similarly, by separating the first and second complementary mating members of the second and fourth opening / closing mechanisms 604 and 704, the bag-type container 700 can be opened relatively easily from the upper edge 608 and the first edge 610. Is done. The first and third opening / closing mechanisms 602 and 702 are used to overlap a plurality of bag-type containers in a manner similar to that described above with respect to FIGS. 4A and 4B. When the bag-type container 700 is turned upside down, the first and third opening / closing mechanisms 602 and 702 are used to control access to the inside of the container, and the second and fourth opening / closing mechanisms 604 and 704 have a plurality of Used to superimpose containers on each other.

  While exemplary embodiments of the present invention have been described herein with reference to the accompanying drawings, the invention is not limited to these exact embodiments, and various other variations and modifications will occur to those skilled in the art. It should be understood that this can be done without departing from the scope or spirit.

Claims (26)

A reversible fastener for a resealable bag-type container having first and second opposing partition panels, each of the first and second opposing partition panels having an inner surface and an outer surface, The fastener is
The first and second complementary type combined members disposed on the inner surface of each of the first and second opposing partition panels in the vicinity of the upper peripheral edge of the first and second opposing partition panels. An opening / closing mechanism of the first and second opposing partition panels, and first and second complementary systems disposed on the outer surfaces of the first and second opposing partition panels, respectively, in the vicinity of the upper periphery of the first and second opposing partition panels. A fastener comprising a second opening / closing mechanism including a member.   The fastener according to claim 1, wherein each of the first and second complementary mating members is substantially parallel to each other along the upper peripheral edge of the first and second opposing partition panels.   2. The fastener according to claim 1, wherein the first and second complementary mating members of the first opening / closing mechanism on the inner surface of each of the first and second opposing partition panels are engaged with each other. A fastener configured to seal the bag-type container.   2. The fastener according to claim 1, wherein the first and second complementary mating members of the second opening / closing mechanism on the outer surface of each of the first and second opposing partition panels are engaged with each other. A fastener configured to seal the bag-type container.   2. The fastener according to claim 1, wherein the first and second complementary mating members of the second opening / closing mechanism are at least first and second complementary types of the opening / closing mechanism of the second resealable bag-type container. A fastener configured to promote superposition of the two containers by meshing with one of the mating members.   6. The fastener according to claim 5, wherein the first complementary mating member of the second opening / closing mechanism is engaged with the second complementary mating member of the second resealable bag-type container. Fastener configured.   6. The fastener according to claim 5, wherein the second complementary mating member of the second opening / closing mechanism meshes with the first complementary mating member of the second resealable bag-type container. Fastener configured. 2. The fastener according to claim 1, further comprising at least a third and a fourth opening / closing mechanism disposed along at least a part of a peripheral edge of the first and second opposing partition panels, Each of the fourth opening / closing mechanisms is composed of first and second complementary type combined members,
The third opening / closing mechanism is disposed on the inner surface of each of the first and second opposing partition panels;
A fastener in which the fourth opening / closing mechanism is disposed on the outer surface of each of the first and second opposing partition panels.   9. The fastener according to claim 8, wherein each of the first and second complementary mating members of at least one of the third and fourth opening / closing mechanisms is the side portion of the first and second opposing partition panels. Fasteners that are generally parallel to each other along the periphery.   9. The fastener according to claim 8, wherein at least one of the third and fourth opening / closing mechanisms is disposed substantially perpendicular to the first opening / closing mechanism.   9. The fastener of claim 8, wherein the first and second complementary mating members of each of the first and third opening / closing mechanisms on the inner surface of each of the first and second opposing partition panels are mutually connected. A fastener configured to seal the bag-type container when engaged.   9. The fastener of claim 8, wherein the first and second complementary mating members of each of the second and fourth opening / closing mechanisms on the outer surface of each of the first and second opposing partition panels are mutually connected. A fastener configured to seal the bag-type container when engaged. A re-sealable reversible bag-type container,
First and second opposing partition panels, each of the first and second opposing partition panels having an inner surface and an outer surface, wherein at least a portion of the first and second opposing partition panels are mutually At least one reversible disposed along the remaining portion of the periphery of the first and second opposing partition panels. A fastener, the at least one reversible fastener comprising:
First and second complementary systems disposed on the inner surface of each of the first and second opposing partition panels in the vicinity of the remaining part of the peripheral edge of the first and second opposing partition panels. A first opening / closing mechanism including a member, and a first portion of the first and second opposing partition panels near the remaining portion of the peripheral portion, and the first and second opposing partition panels are disposed on the outer surfaces of the first and second opposing partition panels, respectively. A bag-type container comprising a second opening / closing mechanism including first and second complementary type combined members.   14. The bag-type container according to claim 13, wherein the first and second partition panels are joined to each other along at least a portion of at least one peripheral edge by heat sealing.   14. The bag-type container according to claim 13, wherein the first and second partition panels are integrated along at least a portion of at least one peripheral edge by folding a continuous sheet of material along a center line. container.   14. The bag-type container according to claim 13, wherein the first and second complementary system combination members are substantially parallel to each other.   14. The bag-type container according to claim 13, wherein the first and second complementary type mating members of the first opening / closing mechanism on the inner surface of each of the first and second opposed partition panels are engaged with each other. A bag-type container that is sometimes configured to be sealed.   14. The bag-type container according to claim 13, wherein the first and second complementary type mating members of the second opening / closing mechanism on the outer surface of each of the first and second opposed partition panels are engaged with each other. A bag-type container that is sometimes configured to be sealed.   14. The bag-type container according to claim 13, wherein the first and second complementary mating members of the second opening / closing mechanism are at least the first and second opening / closing mechanisms of the second resealable bag-type container. A bag-type container configured to facilitate superposition of the two containers by meshing with one of the complementary mating members. 14. The bag-type container according to claim 13, further comprising at least third and fourth opening / closing mechanisms disposed along at least a part of a peripheral edge of the first and second opposing partition panels. Each of the third and fourth opening / closing mechanisms is composed of first and second complementary type combined members,
The third opening / closing mechanism is disposed on the inner surface of each of the first and second opposing partition panels;
A bag-type container in which the fourth opening / closing mechanism is disposed on the outer surface of each of the first and second opposing partition panels.   21. The bag-type container according to claim 20, wherein each of the first and second complementary mating members of at least one of the third and fourth opening / closing mechanisms is the first and second opposing partition panels. A bag-type container that is substantially parallel to each other along the periphery.   21. The bag-type container according to claim 20, wherein the first and second complementary type combined members of each of the first and third opening / closing mechanisms on the inner surface of each of the first and second opposing partition panels. A bag-type container configured to seal the bag-type container when they are meshed with each other.   21. The bag-type container according to claim 20, wherein each of the first and second complementary mating members of each of the second and fourth opening / closing mechanisms on the outer surface of each of the first and second opposing partition panels. A bag-type container configured to seal the bag-type container when they are meshed with each other.   14. The bag-type container according to claim 13, wherein the first and second partition panels are made of an antistatic material. In a method of forming a reversible fastener for a resealable bag-type container having first and second opposing partition panels, the first and second opposing partition panels have an inner surface and an outer surface, The method is
The first and second complementary type combined members disposed on the inner surface of each of the first and second opposing partition panels in the vicinity of the upper peripheral edge of the first and second opposing partition panels. Forming an opening / closing mechanism of the first and second opposed partition panels, and first and second disposed on the outer surface of each of the first and second opposed partition panels in the vicinity of the upper periphery of the first and second opposed partition panels. A method comprising the step of forming a second opening / closing mechanism including a complementary system coupling member. A method of forming a resealable reversible bag-type container including first and second opposing partition panels,
Joining at least a portion of the first and second opposing partition panels along the peripheral edges of the first and second partition panels; and the remainder of the peripheral portions of the first and second opposing partition panels Forming at least one reversible fastener comprising at least a first and a second opening and closing mechanism along the portion of the first and second reversible fasteners, the peripheral edges of the first and second opposing partition panels A first opening / closing mechanism including first and second complementary mating members disposed on an inner surface of each of the first and second opposing partition panels in the vicinity of the remaining portion of the first portion, and the first and second 2nd opening and closing containing the 1st and 2nd complementary type | system | group coupling member arrange | positioned on the outer surface of each of these 1st and 2nd opposing partition panels near the remaining part of this peripheral part of 2 opposing partition panels With mechanism A method comprising the steps of forming as follows.

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